It will work with SnowEx spreaders SP-575X and SP-1075X.
This has 3 plugs on it, 1 grey plug inside with 4 pins connects to data cable F50578, and 2 plugs outside with 2 pins in each connecting to battery harness F50580 and vehicle harness F50579. If you do not have the harness you can get them in kit F50869.